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Finding the Fourth Proportional to 29,894.60, 44,825.70 and 12,344.60

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Solution

The fourth proportional to 29,894.60, 44,825.70 and 12,344.60 is: 18,510.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,894.60 : 44,825.70 = 12,344.60 : x
  2. Step 2: Convert to fraction form
    29,894.60/44,825.70 = 12,344.60/x
  3. Step 3: Cross multiply
    29,894.60x = 44,825.70 × 12,344.60
  4. Step 4: Simplify right side
    29,894.60x = 553,355,336.22
  5. Step 5: Solve for x
    x = 553,355,336.22/29,894.60
  6. Step 6: Final answer
    x = 18,510.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.